SET OF 39 - DIY leather tool 39 shape style hollow hole cutter hand punch set. Since many punch tools can be combined, smart storage space is reduced. APPLICATION - Ideal for punching holes in mobile phones and other small objects DIFFERENT SHAPES - This punch set has 39 shapes as picture, easy to use. METAL MATERIAL - High density metal cutting tools, not easy to deform, durable ATTENTION - To protect the blade, do not use it directly on the floor or tiles. It is best to use a plate under the leather and hit it with a hammer to avoid damaging the parts.